Flooring membrane



FIG. 1 is a front left perspective view of a flooring membrane incorporating the design.

FIG. 2 is an enlarged view of encircled area 2 of FIG. 1.

FIG. 3 is a top plan view of the flooring membrane of FIG. 1.

FIG. 4 is a side elevation view of the flooring membrane of FIG. 1.

FIG. 5 is an enlarged cross-sectional view along 5-5 of FIG. 3.

FIG. 6 is an enlarged view of encircled area 6 of FIG. 5.

FIG. 7 is an enlarged cross-sectional view along 7-7 of FIG. 3; and,

FIG. 8 is an enlarged view of encircled area 8 of FIG. 7.

The broken lines in FIGS. 1 and 3 represent the bounds of the claimed design and form no part of the claimed design. 

CLAIM The ornamental design for a flooring membrane, as shown and described. 